Utility knife



FIG. 1 is a right side perspective view of the utility knife of the present invention showing my new design in an unfolded position;

FIG. 2 is a left side perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is bottom plan view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear elevational view thereof;

FIG. 7 is a right side elevational view thereof;

FIG. 8 is a left side elevational view thereof;

FIG. 9 is a right side perspective view thereof, wherein the blade holder is in a half folded position; and,

FIG. 10 is a right side perspective view thereof, wherein the blade holder is in a fully folded position.

The broken line showing of the removable blade is included for the purpose of illustrating environmental structure and forms no part of the claimed design. 

The ornamental design for a utility knife, as shown and described. 